San Leandro weather in September (California, United States of America)

How does the September weather in San Leandro compare to other months? Explore our page to find a thorough overview of this month's weather conditions.

Temperatures

Experience perfect weather in San Leandro during September, featuring high temperatures and almost no rainfall. During September, you’ll experience the summer season. Anticipate daytime temperatures around 24°C, while night temperatures can drop to 13°C. On average, it is the month with the highest temperature of the year.

Precipitation

San Leandro in September usually receives almost no rainfall, averaging around 4 mm for the month. Records from the past 30 years suggest that around a single day will experience rain.

Average sunshine

The city usually sees around 270 hours of sunlight, indicating many sunny days.

So this is a great month to visit if you prefer dry days with pleasant temperatures. May, June, July, August, September and October typically offer the most optimal weather. In contrast, December tends to have less optimal conditions.

For an in-depth look at the yearly conditions, visit our specialized San Leandro climate page with graphs.

 

San Leandro, monthly averages in September

Min Temperature 13°C  

Max Temperature 24°C  

Water Temperature 14°C *  

Chance of Rain 3%  

Precipitation 4 mm  

Rainy days a single day  

Humidity 73% *  

Windspeed 18 km/h *  

Sunshine 270 hours *  

Percentage Sunshine 73% *  

Data from: San Francisco, the United States of America (23 KM, 14 Miles).

Where to go in the United States of America in September

Find out more about the weather in the United States of America and which places have the best travel conditions in this month.

Weather conditions Weather

Temperatures

Precipitation

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Legend perfect weather pleasant tolerable unpleasant poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in this month?

For visitors traveling to San Leandro, we recommend wearing layers. So maybe a skirt, t-shirt, shorts for during the day and jeans and a warm jacket for some days and evenings. With a water temperature of around 14°C there is no need to bring your swimwear.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

10/10

Cycling

10/10

Walking

10/10

Barbeque

9/10

Camping

10/10

Outdoor sports

10/10

Interested in more climate information?

This site provides you with all the information you need about the climate in San Leandro.

Our site offers climate and forecast data for every country in the world. Are you going to the United States of America? On this website you can find historical weather averages for many cities in the United States of America. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.